Marilyn McCoo (born September 30, 1943) is an American singer, actress, and television presenter, who is best known for being the lead female vocalist in the group The 5th Dimension, as well as hosting the 1980s music countdown series Solid Gold. She is the wife of singer Billy Davis, Jr., the founder and co-member of The 5th Dimension, whom she married in 1969. Biography Early years: McCoo was born in Jersey City, New Jersey to Waymon and Mary McCoo, who were both doctors. At the age of seven, she move...

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